package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`[a-z1-9]{4}([.:|-])(?:[a-z1-9]{4}\1){2}[a-z1-9]{4}`)
var str = `abcd.efgh.1234.4567
abcd-efgh-1234-4567
abcd|efgh|1234|4567
abcd.efgh-1234|4567`
for i, match := range re.FindAllString(str, -1) {
fmt.Println(match, "found at index", i)
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Golang, please visit: https://golang.org/pkg/regexp/